HelixConstraint V334 V339 0.624 HelixConstraint L344 K346 0.766 StrandConstraint A366 K371 0.654 HelixConstraint R380 L389 0.658 StrandConstraint K396 D402 0.624 HelixConstraint V413 T419 0.854 StrandConstraint V428 V430 0.672 StrandConstraint M451 A455 0.713 HelixConstraint V478 L488 0.614